NPPES file of Aug 9, 2026

Doctors and health care providers in Columbia, MO

6,004 individual NPPES records list a practice address in Columbia, 4th of 317 Missouri cities. The largest group is clinical social worker: 311, 5% of the city's records, against 5% across Missouri. Page 69 of 121.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Columbia in Missouri

  • Rank in Missouri4th of 317 cities by records
  • Share of the state5.4% of Missouri's records
  • Specialties present25 or more taxonomy codes
  • Top three groups13% of all records
  • Clinical Social Worker rank4th of the 10 Missouri cities with the most

Compared with Missouri as a whole, Columbia has 2.5× the state's share of psychiatry physician records and 0.48× its share of occupational therapist records.

Providers in Columbia, alphabetically

  1. Amy Marrero, M.S. CCC-SLPSpeech-Language Pathologist1699821983
  2. Rafael Marroquin, M.D.Diagnostic Radiology Physician1740419431
  3. Stephanie Marsden, D.C.Chiropractor1518067776
  4. Gareth Marsh, DOPsychiatry Physician1124558531
  5. Troy Marsh, PLPCMental Health Counselor1538010475
  6. John Marshall, MDGastroenterology Physician1689623753
  7. Julie Marshall, M.D.Anesthesiology Physician1285858886
  8. Redonda Marshall, MSN, APRN, BC,FNPFamily Nurse Practitioner1275599615
  9. Alyssa Marso, FNP, AGNP, BMHNPPsychiatric/Mental Health Nurse Practitioner1023610318
  10. Nikyla MarteenBehavior Technician1093511586
  11. Matthew Martens, PH.D.Counseling Psychologist1467778126
  12. Rozalyn Martensen, RBTBehavior Technician1588288963
  13. Dean Marth, L.C.S.WClinical Social Worker1578560678
  14. David Marti, MDAnesthesiology Physician1285821553
  15. Andrea MartinPlastic and Reconstructive Surgery Physician1407268196
  16. Cassandra MartinPhysician Assistant1942160916
  17. Chris Martin, M.D.Specialist1114910817
  18. Erin Martin, PA-CPhysician Assistant1710451810
  19. Jerry Martin, CRNACertified Registered Nurse Anesthetist1831182872
  20. Kari Martin, M.D.Dermatology Physician1083811335
  21. Kimberly Martin, MDClinical Genetics (M.D.) Physician1376569681
  22. Lee Martin, LCSWSocial Worker1881857274
  23. Lorri Martin, MPTPhysical Therapist1164615621
  24. Mary Martin, FNP-BCFamily Nurse Practitioner1619105780
  25. Megan Martin, M.S. CCC/SLPSpeech-Language Pathologist1740621408
  26. Pamela Martin, ANP-BCAdult Health Nurse Practitioner1861746968
  27. Rebecca Martinek, BCBA, LBABehavior Analyst1104746684
  28. Erik Martinez, PHARMDPharmacist1790387041
  29. Heather Martinez, NPNurse Practitioner1710338272
  30. Stephanie Martinez, PHARM DPharmacist1114282530
  31. Anna-Lisa Martino, MDNeonatal-Perinatal Medicine Physician1346806296
  32. Ahmed Marwan, M.D.Pediatric Surgery Physician1366599185
  33. Alexander Marx, DOFamily Medicine Physician1023792405
  34. Sean Marx, MDOrthopaedic Surgery Physician1326458647
  35. James Marzolf, MDOccupational Medicine Physician1770782245
  36. Melissa Masek, O.D.Optometrist1952672388
  37. Michelle Maskeri, MDPediatrics Physician1316670474
  38. Jessica Mason, PHARMDPharmacist1407332174
  39. Faizan MasoodStudent in an Organized Health Care Education/Training Program1578481248
  40. Breona MasseyDoula1457201287
  41. Kyle MasseyBehavior Technician1366135899
  42. Delia Matias, M.D.Pediatrics Physician1215922125
  43. Madison Matney, MA, PLPCProfessional Counselor1821982091
  44. Devin Matteoni, DOPediatrics Physician1023934114
  45. Michelle Matteson-Kome, FNP/GNPGerontology Nurse Practitioner1669429387
  46. Heather Matthews, P.A.Physician Assistant1760791495
  47. Kimberly Matthews, APRNAdult Health Nurse Practitioner1215989405
  48. Charles Mattingly, DDSGeneral Practice Dentistry1467449892
  49. Maryanne Matzen, RD, LDRegistered Dietitian1740164268
  50. Pamela Mauch, PHDPsychologist1124235825

The largest Missouri cities

  1. Saint Louis27,605
  2. Kansas City13,759
  3. Springfield6,403
  4. Joplin2,443
  5. Chesterfield2,132

All of Missouri →

How to read this directory

Columbia, Missouri appears in the CMS National Plan and Provider Enumeration System with 6,004 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Columbia - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a Columbia practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.

The provider mix in Columbia is weighted toward Clinical Social Worker (311 clinicians, followed by Professional Counselor with 246 and Pharmacist with 222). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to Missouri's population, Columbia reports roughly 96.9 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.

For Columbia patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.

For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.

Common questions

How many doctors are in Columbia, MO?

There are 6,004 registered healthcare providers in Columbia, MO, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Columbia?

The most common specialties in Columbia are Clinical Social Worker, Professional Counselor, Pharmacist, Family Nurse Practitioner, Internal Medicine Physician. Clinical Social Worker has the most providers with 311.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.